import java.util.*;
public class Test030 {
    public static void main(String[] args) {
        Scanner console = new Scanner(System.in);
        int m = console.nextInt();
        int n = console.nextInt();
        int result = getCM(m, n);
        System.out.println(result);
    }

    public static int getCM(int m, int n){
        int max = (m<n)?m:n;
        int min = (m>n)?m:n;
        for(int i=min;i<=max*min;i++){
            if(i%max==0 && i%min==0){
                return i;
            }
        }
        return 0;
    }
}